Sixth International Scientific Meeting of the
Cassava Biotechnology Network
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  Presentations
  Scientific Program (in PDF)
 

Participants
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For further information contact: Alfredo Alves


Poster Session 1: Products and Market
A cost-benefit analysis of the processing of a shelf stable cassava fufu in Nigeria (353KB)
I.A. Ayinde; A.O. Dipeolu; K. Adebayo; O.B. Oyewole; L.O. Sanni; J. Adusei; A. Westby
Development of different functional variants of banana yogurt-like cassava starch beverage (284KB)
F.V. Corte; S. Tchakirian; S.V. de Fabrizio
Cassava utilization and marketing in coastal Kenya (66 KB)
J.N. Kiura; C.K. Mutegi; M.D. Kengo; P. Kibet
Cassava leaf production research in Thailand (154 KB)
A. Limsila; S. Tungsakul; P. Sarawat; W. Wattananont; P. Aekmahachai; C. Petchburanin; S. Pichitporn;.H. Howeler
Increased cassava trade through increased production, utilization and commercialization
H. Obiero; P. Ndolo; B. Khizzah; J. Legg
Studies into the production and qualities of cassava grits (Tapioca) in Nigeria (133 KB)
L. Sanni; M. Onitilo; O.B. Oyewole; A. Dipeolu; K. Adebayo; A.Ayinde; K. Tomlins; A. Westby
Production of cassava wine by biotechnological method
(1.248 KB)
S. Wanlapatit; S. Chotineeranat; K. Amornittikul ; K. Piyachomkwan; K. Sriroth
Poster Session 2: Biodiversity and Genetic Resources
Breeding system of cassava (Manihot esculenta Crantz) ethnovarieties from different regions of Brazil (1.127 KB)
E. de A. Bressan; F. Strauss; E.A. Veasey; R.M. da Silva; M.I.F. Faraldo
Chromoplasts associated proteins from color storage root diversity in cassava (Manihot esculenta Crantz) (254 KB)
L.J.C.B. Carvalho; M.A.V. Agostini; C. Bloch Junior
Celebrating diversity in storage root of cassava (Manihot esculenta Crantz) (1.031 KB)
L.J.C.B. Carvalho; C.R.B. de Souza; J.C. de M. Cascardo; M.A.V. Agostini; C. Bloch Junior
A novel sugary cassava (Manihot esculenta Crantz) accumulating phyto-glycogen in the storage root may be mutated in the gene coding for the branching enzyme(1.366 KB)
L.J.C.B. Carvalho; C.R.B. de Souza; J.C. de M. Cascardo
Inheritance of agronomically relevant traits in cassava
H. Ceballos, J.C. Perez, G.Jaramillo, N. Morante, F. Calle, and J.I. Lenis
Alternative for estimating general combining ability in cassava breeding
H. Ceballos, J.C. Perez, F. Calle, N. Morante, J.I. Lenis and G.Jaramillo
Identification of naturally occurring and irradiation-induced mutant GBSSI alleles of cassava in a heterozygous genetic background (1.457 KB)
C. Egesi; C. Mba; S. Tafur; W. Castelblanco; N. Morante; H. Ceballos; M. Fregene
Assessment of genetic variability of local cassava cultivars in Uganda using Simple Sequence Repeat markers (85 KB)
E.B. Kizito; W.H. Castelblanco; A. Bua; T.G. Egwang; U. Gullberg; M. Fregene
Phylogeography and the origin of domestication of cassava: Insights from G3pdh sequence data from cassava and wild relatives in the Guianas (1.141 KB)
G. Léotard; C. Debain; D. McKey
Mining the primary gene pool of cassava: Introgression of resistance to the cassava green mite and high root protein from accessions of Manihot esculenta sub spp Fabellifolia and Manihot tristis into cassava (1.566 KB)
N. Morante; J. Marin; J.P. Gutiérrez; T. Sánchez; C. Ospina; T. Bellotti; M. Fregene
A Study on genetic diversity of sweet and bitter cassava ethnovarieties from different agroecosystems in Brazi (933 KB)
G.S. Mühlen; T.L. Valle; C.L. de Carvalho
Evaluation of genetic relationships among Manihot species and determination of possible hybrid or introgressed plants between M. leptophylla and cassava (1.617 KB)
A. Narváez-Trujillo; J. Lizarzaburu; C. Portero; G. Second
Genetic diversity of cassava landraces in Ghana using SSR markers (1.070 KB)
E. Okai; J. Otoo; S. Kresovich; S. Michelle; M.T. Labuschagne; A. Dixon; M. Fregene
Phenotypic and genetic correlations among agronomically relevant traits in cassava (698 KB)
F. Calle; J.C. Perez; H. Ceballos; E. Ortega; J.I. Lenis; N. Morante
Stability and genotype by environment analysis in cassava
J.C. Perez; H. Ceballos; J.I. Lenis; E. Ortega; F.Calle; N. Morante
Analysis of genotype by environment interactions in cassava using the AMMI model
J.C. Perez; H. Ceballos; E. Ortega; J.I. Lenis
Heritability of agronomically relevant traits in cassava (1.126KB)
J.C.Perez; H. Ceballos; J.I.Lenis; E.Ortega; N. Morante
Molecular diversity in the land races of cassava in India (331KB)
S.V. Pillai; G.O. Sumarani; P. Manjusha; S. Sundaresan
Evidence of selection for rapid growth in traditional agroecosystems: Comparative reproductive ecology of wild and domesticated cassava (1677 KB)
B. Pujol; D. McKey
Sugary cassava (Manihot esculenta Crantz): Preliminary morphological characterization and agronomic evaluation (102KB)
E.M.R. Cardoso; L.J.C.B. Carvalho; M.A.V. Agostini
Manihot caerulescence: A new source of resistance to cassava mosaic disease (40 KB)
M.N. Sheela; M. Unnikrishnan; S. Edison; C.S. Easwari Amma
Evaluation of cassava (Manihot esculenta Crantz) genetic diversity in traditional varieties and sexual plants using microsatellites (SSRs) (320 KB)
D. Villamar; A. Narváez-Trujillo; J.A. Lizarzaburu; G. Second
Genetic diversity assessment and improvement on cassava germplasm collected in China using molecular markers (1.780KB)
Wenquan Wang; Jixin Zou; Kaimian Li
Progress in cassava core germplasm conservation in Thailand (229 KB)
P. Wongtiem; S. Sarakarn; A. Youngmod; P. Ekmahachal, W. Watananonta; R. Howeler
Simple sequence repeat (SSR) assessment of genetic diversity of local cassava varieties from Cuba (1.158 KB)
Y. Beovides; C. Buitrago; E. Barrera; J.P. Gutierrez; M. Fregene; A. Alves
Reliability of constant traits in morphological characterization of cassava as compared to AFLP markers (515 KB)
I.R.M. Benesi; M.T. Labuschagne; N.M. Mahungu; A.G.O. Dixon; C.D. Viljoen
Simple sequence repeat (SSR) assessment of genetic diversity of local cassava varieties from Guatemala (1.444 KB)
L. Montes; C. Azudia; C. Buitrago; D. Debouck; J. Tohme; M. Akerbolm; M. Fregene

Poster Sesion 3: Nutrition Value

 
Poster Session 4: Abiotic and Biotic Stress
The case for an integrated approach to the management of cassava mosaic disease in Uganda (1.286 KB)
T. Alicai; W. Sserubombwe; C.A. Omongo; R.W. Gibson; A. Bua; G.W. Otim-Nape; J. Colvin; J.M. Thresh
Identification of a reolike virus infecting Manihot esculenta and associated with cassava frogskin disease (1.026 KB)
L.A. Calvert; M. Cuervo; I. Lozano; N. Villarreal; J. Arroyave
Adaptation of biotype “B” of Bemisia tabaci to Cassava
(1.347 KB)
A. Carabalí; A.C. Bellotti; J. Montoya-Lerma
Screening transgenics unveils apparent resistance to hornworm (E. ello) in the non-transgenic, African cassava clone 60444 (232 KB)
P. Chavarriaga; S. Prieto; C.J. Herrera; D. López; A. Bellotti; J. Tohme
Potential characteristics of Nigerian landrace cultivars of cassava for crop improvement and biodiversity conservation
O.N. Eke-Okoro
Preliminary evidence of correlation between foliar and root resistance to root rot caused by Phytophthora tropicalis in cassava (1.140 KB)
J.B. Loke; E. Alvarez; J.A. Corredor; M. Folgueras; G. Jaramillo; H. Ceballos
Transmission of cassava brown streak virus by whiteflies
M.N. Maruthi; R.J. Hillocks; A.R. Rekha; J. Colvin
Adaptation of cassava genotypes to low soil fertility
T.V.R. Nayar; G. Suja; V.P. Potty
Host plant resistance to cassava green mite in Africa and its interaction with biological control
E. Nukenine; A. Dixon
Host plant resistance to African Bemisia tabaci in local landraces and improved cassava mosaic disease resistant genotypes in Uganda (1.323 KB)
C.A. Omongo; J. Colvin; W. Sserubombwe; T. Alicai; Y. Baguma; A. Bua; J.P. Legg; R.W. Gibson
Tracking the spread of the ‘Uganda variant’ East Africa cassava mosaic virus – Uganda (EACMV-UG2) in East and Central Africa using nucleic acid-based diagnostic techniques (566 KB)
B. Owor; G. Okao-Okuja; R. Obonyo; P. Ntawuruhunga; S. Bigirimana; H. Obiero; I. Ndyetabura; G. Rwegasira; S. Jeremiah; J.P. Legg
Cassava macro-and micro-nutrient uptake and partitioning in alley crop as influenced by Glomus spp in sub-humid tropics and its impact on productivity.
O.J.Oyetunji; I.J.Ekanayake;O.Osonubi; O. Lyasse
Whitefly Bemisia tabaci: Biotypes, indian cassava mosaic virus and its biocontrol agents in India (2.512 KB)
M.S. Palaniswami; A. Binu; S. Lisha Vijayan; T.J. Henneberry
Genetic structure and population dynamics of Xanthomonas axonopodis pv. Manihotis in Colombia from 1995-1999
S. Restrepo; C. Vélez; M.C. Duque; J. Tohme; V. Verdier
Pathogenicity of infectious clones of cassava mosaic viruses and potential for their use to screen cassava genotypes for disease resistance (1.225 KB)
W.S. Sserubombwe; R.W. Briddon; Y. Baguma; G.N. Ssemakula; S. Bull; A. Bua; G.W. Otim-Nape; J. Stanley
Effects of cassava mosaic disease on cyanogen accumulation and starch yield in cassava (Manihot esculenta Crantz) (928KB)
S. Tumwesigye ; Y. Baguma; G. Mpango; W. Kyamuhangire
Progress towards incorporation of resistance to cassava mosaic disease from exotic germplasm to cultivated varieties in India (2.480 KB)
M. Unnikrishnan; M.N. Sheela; C.S. Easwari Amma
Studying begomoviruses infections in susceptible and resistant cassava breeding lines
S. Winter; O.A. Ariyo; M. Koerbler; K. Dietrich; A.G.O. Dixon
Increased African cassava mosaic virus resistance in transgenic cassava plants expressing different viral antisense RNAs
P. Zhang; H. Vanderschuren; J. Fütterer; W. Gruissem
Extension of cassava leaf life by autoregulatory inhibition of senescence
P. Zhang; W. Gruissem
RNAi-mediated resistance to cassava mosaic virus in cassava
H. Vanderschuren; W. Gruissem; P. Zhang
Efforts in mitigating cassava mosaic disease crisis in the Republic of Congo-Brazzaville
P. Ntawuruhunga; J.P. Legg; A.J.C. Mvila
Poster Session 5: Post Harverst and Starch Quality
Native starch quality of Malawian cassava genotypes in different environments (426 KB)
I.R.M. Benesi; M.T. Labuschagne; A.G.O. Dixon; M. Mahungu
Physicochemical characteristics of starch of commercial cassava varieties grown in Thailand (9.879 KB)
O. Boonseng; J. Hansethasuk; U. Chantamanee; A. Summataya
Biochemical composition in cassava root and physico-chemical properties of starch (705 KB)
S. Charoenrath; O. Boonsang; C. Narkvirot
Development of waxy starch cassava varieties via the anti-sense mediated silencing of the granule bound starch synthase I (GBSS I) (1.201 KB)
Y. Puentes P.; E. Barrera; Y. Ladino; D. Lopez; P. Chavarriaga; C. Mba; M. Fregene
Physico-chemical properties of root, flour and starch of bitter and sweet cassava varieties (1.193 KB)
W. Rattanachon; K. Piyachomkwan; K. Sriroth
Strategies for effective cassava postharvest system in Nigeria (2.696 KB)
L. Sanni; A.G.O. Dixon; M.O. Akoroda; T. Phillips; D. Taylor
Poster Session 6 : Gene Discovery
Recent advances in host plant resistance to whiteflies in cassava (1.202 KB)
A.C. Bellotti; A. Bohórquez; J. Vargas; B. Arias; H.L. Vargas; C. Mba; M.C. Duque; J. Tohme
A catalogue of 6000 expressed genes in cassava: Identification of genes implicated in cassava bacterial blight resistance and starch biosynthesis (1.126 KB)
C. Lopez; V. Jorge; B. Piégu; C. Mba; D. Cortes; S. Restrepo; M. Soto; R. Cooke; M. Delseny; J. Tohme; V. Verdier
Identifying QTLs and RGAs in cassava and their relationships with three Phytophthora species (1.332 KB)
G.A. Llano; E. Alvarez; M. Fregene; J.E. Muñoz
Cloning carotene pathway genes from cassava
A. Salcedo; L. Mancilla; D. Cortés; J. Beeching; P. Chavarriaga; J. Tohme (1.144 KB)
Assessment of Xanthomonas axonopodis pv. manihotis genes expressed during plant infection (1.355 KB)
G. Mosquera; M. Soto; S. Restrepo; C. Lopez; J. Tohme; V. Verdier

 

Poster Session 7: Tissue Culture and Transformation

Introduction of inbreeding in cassava through the production of doubled haploids
H. Ceballos; Z. Lentini; J.C. Perez; M. Fregene
Testing Brazilian cassava cultivars for FEC production and transformation capacity (206 KB)
P. Chavarriaga; T. Feitosa; D. López; J.J. Ladino; F.A.P. Campos; A. Alves; J. Tohme
Update on cassava genetic transformation at CIAT (121 KB)
P. Chavarriaga; M. Echeverry; D. López ; J. Ladino; H. Jaimes; F. Sarmiento; Y. Puentes; E. Barrera; M. Fregene; J. Tohme
Implementation of the encapsulation-dehydration cryopreservation method for the cassava core collection (66 KB)
R.H. Escobar; N.C. Manrique; A. Ríos; G. Mafla; D. Debouck; J. Tohme

Somatic embryogenesis and plant regeneration in cassava genotypes from the Northeast of Brazil
T. Feitosa; T.C.P. Picanço; F.A.P. Campos

Transformation of cassava with a modified E.coli glgC gene for increased starch production (1.216 KB)
U.E. Ihemere; D.I. Arias-Garzón; S. Lawrence; R.T. Sayre
Efficacy of silver nitrate for slow-growth conservation of cassava (Manihot esculenta Crantz). Determination of viability and genetic stability (1.427 KB)
G. Mafla; J.C. Roa; C.H. Ocampo; G. Gallego; G. Jaramillo; D.G. Debouck
Screening of South African cassava (Manihot esculenta Crantz) cultivars for the production of embryogenic tissues (1.273 KB)
M. Makwarela; N.J. Taylor; M.E.C. Rey; C.M. Fauquet
Improving crops through induced mutations (2.754 KB)
C. Mba; R. Afza; M. Matijevic; A. Kodym, B.P. Forster
Development of an improved system to transform cassava (1.468 KB)
W. Msikita; D. Siritunga; R.T. Sayre
Virus resistance and production of transgenic cassava plants at ILTAB/Danforth Plant Science Center
N.J. Taylor; B. Hankoua; E. Mbanaso; J. Yadav; C.M. Fauquet
In vitro production of cassava seed to improve the crop competitiveness in the department of Casanare (4.642 KB)
D.M. Vergel Colón
Influence of carbohydrate concentration on cassava growth in vitro (1.183 KB)
T.W. Zimmerman
Poster Session 8: Genomics and Markers
An update on development of an EST-database for Euphorbiaceae (1.584 KB)
J.V. Anderson
Development of a diversity array technology (DArT) chip for cassava (1.335 KB)
K. Andrzej; P. Wenzl; C. de Vicente; E. Barrera; A.M. Correa; M. Fregene
Comparative gene expression study to identify genes possibly related to storage root formation in cassava (Manihot esculenta Crantz) (486 KB)
C.R.B. de Souza; L.J.C.B. Carvalho; J.C. de M. Cascardo
Reliability of constant traits in morphological characterization of cassava as compared to AFLP markers
I.R.M. Benesi; M.T. Labuschagne; N.M. Mahungu; A.G.O. Dixon; C.D. Viljeon
Subtractive cDNA library and macro-array analysis to isolate specific genes related to the color diversity in the storage root of cassava (Manihot esculenta Crantz) (374 KB)
C.R.B. de Souza; L.J.C.B. Carvalho; J.C. de M. Cascardo; M.A.V. Agostini
Characterization of differentially expressed sequence tag (EST) from sugary phenotype of storage root of cassava (Manihot esculenta Crantz)
L.J.C.B. Carvalho; C.R.B. de Souza; J.C. de M. Cascardo; M.A.V. Agostini
Mapping QTLs for resistance to root rot caused by Phytophthora tropicalis in cassava
J.B. Loke; E. Alvarez; M. Fregene; J. Marín; S. Rivera; G.A. Llano; J.F. Mejía
Characterization of a resistance gene cluster in cassava
C. Lopez; A.P. Zuluaga; R. Cooke; M. Delseny; J. Tohme; V. Verdier
RXam-1: A Xa21 homologue associated to bacterial blight resistance in cassava
C. Lopez; R. Cooke; M. Delseny; J. Tohme; V. Verdier
Molecular marker-assisted breeding for resistance to the cassava mosaic disease in Latin American cassava gene pools
E. Barrera; J. Marín; C. Ospina; L. Santos; N. Morante; D. Moreta; Y. Moreno; M. Fregene
Positional cloning of CMD2 the gene that confers high level of resistance to the cassava mosaic disease (CMD)
M.I. Moreno; J. Tomkins; E. Okogbenin; M. Fregene
Genetic mapping of QTLs affecting productivity and plant architecture in a full-sib cross from non-inbred parents in cassava (Manihot esculenta Crantz)
E. Okogbenin; M. Fregene
Assessment of simply sequence repeat (SSR) diversity of cassava land races in Nigeria
A. Raji; J. Martin; O.N. Eke-Okoro; A. Aixon; C. Buitrago; M. Fregene
Identification of defense-related cassava genes by subtractive hybridization and cDNA microarray
M. Soto-Suárez; S. Restrepo; C. López; G. Mosquera; J. Tohme; V. Verdier
Global transcriptome analyses of cassava-Xam interaction using a cassava cDNA microarray
M. Soto-Suárez; C. López; S. Restrepo; B. Piegu; R. Cooke; M. Delseny; J. Tohme; V. Verdier
Genetics of traits selected upon in the domestication of cassava
A. Westerbergh
Two cassava promoters related to vascular expression and storage root formation
P.Zhang; S. Bohl-Zenger; J. Pounti-Kaerlas; I. Potrykus; W. Gruissem
Conserved expression of a root-hair specific promoter LeExt1.1 from Lycopersicon esculentum in cassava
P. Zhang; S. Bohl-Zenger; M. Bucher; W. Gruissem
Poster Session 9: Participatory Research and Technology Transfer

Factors influencing farmers’ decision to adopt and sustain use of improved cassava technologies: experience from cassava research and development in Uganda
D. Akullo; A. Bua
IFS: Building scientific capacity in developing countries
N.P. Andrianasitera
Community response to improved agricultural technologies: A case of Wakiso district in Uganda
M. Apok; A. Bua; S. Tumwesigye; Y. Baguma; D. Akullo
Crops research institute (CSIR-CRI) of Ghana: Organization committed to developing affordable and desired food and agro-industrial products
J.N. Asafu-Agyei
Scaling-up biological and organic inputs with regional participation: Technologic and social development model for cassava production systems
G.A. Corredor; M. Ramírez; C. Baquero; A. Espitia; D. Suárez; J. Benavides; A. Serralde; A. Laignelet; L. Cotes; F. Primera
Strategic research interventions on production and processing of cassava technologies in India
S. Edison
Cassava propagation by small-scale farmers using a low-cost in vitro system
R.H. Escobar; L. Muñoz; C.M. Hernández; G. Ospina; E. Caicedo; J. Restrepo; J. Tohme
Use of in vitro technology by small farmers to clean and preserve native cassava varieties in Southern Colombians Andean region
R.H. Escobar; L. Muñoz; C.M. Hernández; E. Caicedo; J. Restrepo; J. Tohme
Improvement of cassava productive system in the microregion of Cordoba and Sucre plains
R. Gámez; A. Espitia; J. Benavidez; A. Martínez; A. Laignelet; H. Moreno; B. Anaya; M.M. Rengifo; A. Jarman
Regional progress in production and management of high quality seeds of cassava
R. Gámez; A. Espitia; J. Benavidez; D. Suárez; C. Baquero; A. Laignelet
Identifying cassava clones that are appreciated by smallholder farmers A factor of importance to PPB and to maintenance of genetic resources
U. Gullberg
Biotecnología y desarrollo rural: Una alternativa para su integración en comunidades rurales cubanas
M.M. Hernández; H. Ríos; L. Suárez
Working with farmers: Spreading new cassava varieties, improved practices ……. and new hope
R. Howeler; K. Kawano; W. Watananonta; T. Ngoc Ngoan
Results of applied biotechnology on cassava crop in Cuba
V. Medero; S. Rodríguez; C. Borroto; R. Gómez; R. Escobar; G. Gallego; J. Thome; J. Beovides; J. López; M. García; J. de la C. Ventura; M. Cabrera; M. Basail; C. Pons; A. Rayas; A. Santos ; M. Folgueras; J.A. Cruz; M. Martínez; H. Toledo; D. Guerra; M. Alvarez; J. García
Farmer participatory varietal selection: The case of cassava in Ghana
G.A. Mensah; S. Ohemeng-Dapaah; J.J. Afuakwa; E. Moses; J.N.L. Lamptey; J. Adu-Mensah; A.G.O. Dixon; P. Illona
Innovation in the Venezuelan Program of cassava improvement
M.A. Santana; J. Matehus; G. Romay; A. Gerstl; B. Yepes
Huay Bong 60: New developed Thai cassava (Manihot esculenta Crantz) variety with improved starch yield and quality
V.Vichukit; C. Rodjanaridpiched; P. Poonsaguan; Ed. Sarobol; C. Cheamchamnuncha; P. Changlek; K. Piyachomkwan; K. Sriroth

 

 

 

   
   

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